Hiding Errors to Users
For security reasons you can hide the error details to the users.
To hide the errors to users:
1. Access the environment options management window.
2. In the Options tree, select Installation > Web Application.
3. In the right pane, use the drop-down menu to modify the value of the Error display management in web Front-End option to "Do not display message".
You can also select "Display message, but not errors", or "Display only the application errors and messages".
Default value: "Display message and errors".